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use != '\0' comparison instead of SDL_strlen in the functions of SDL_getenv

This commit is contained in:
pionere 2022-02-05 10:55:09 +01:00 committed by Sam Lantinga
parent b944dc8f2e
commit b59ca92e82
1 changed files with 7 additions and 7 deletions
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14
src/stdlib/SDL_getenv.c
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@ -48,7 +48,7 @@ int
SDL_setenv(const char *name, const char *value, int overwrite) SDL_setenv(const char *name, const char *value, int overwrite)
{ {
/* Input validation */ /* Input validation */
if (!name || SDL_strlen(name) == 0 || SDL_strchr(name, '=') != NULL || !value) { if (!name || *name == '\0' || SDL_strchr(name, '=') != NULL || !value) {
return (-1); return (-1);
} }
@ -59,7 +59,7 @@ int
SDL_setenv(const char *name, const char *value, int overwrite) SDL_setenv(const char *name, const char *value, int overwrite)
{ {
/* Input validation */ /* Input validation */
if (!name || SDL_strlen(name) == 0 || SDL_strchr(name, '=') != NULL || !value) { if (!name || *name == '\0' || SDL_strchr(name, '=') != NULL || !value) {
return (-1); return (-1);
} }
@ -82,7 +82,7 @@ SDL_setenv(const char *name, const char *value, int overwrite)
char *new_variable; char *new_variable;
/* Input validation */ /* Input validation */
if (!name || SDL_strlen(name) == 0 || SDL_strchr(name, '=') != NULL || !value) { if (!name || *name == '\0' || SDL_strchr(name, '=') != NULL || !value) {
return (-1); return (-1);
} }
@ -115,7 +115,7 @@ SDL_setenv(const char *name, const char *value, int overwrite)
char *new_variable; char *new_variable;
/* Input validation */ /* Input validation */
if (!name || SDL_strlen(name) == 0 || SDL_strchr(name, '=') != NULL || !value) { if (!name || *name == '\0' || SDL_strchr(name, '=') != NULL || !value) {
return (-1); return (-1);
} }
@ -181,7 +181,7 @@ SDL_getenv(const char *name)
#endif #endif
/* Input validation */ /* Input validation */
if (!name || !*name) { if (!name || *name == '\0') {
return NULL; return NULL;
} }
@ -194,7 +194,7 @@ SDL_getenv(const char *name)
size_t bufferlen; size_t bufferlen;
/* Input validation */ /* Input validation */
if (!name || SDL_strlen(name)==0) { if (!name || *name == '\0') {
return NULL; return NULL;
} }
@ -222,7 +222,7 @@ SDL_getenv(const char *name)
char *value; char *value;
/* Input validation */ /* Input validation */
if (!name || SDL_strlen(name)==0) { if (!name || *name == '\0') {
return NULL; return NULL;
} }